If a car has 3000 j of kinetic energy, how much PE does it have when it reached the top of a hill​

True or false: the cycle of seasons on the earth is caused by the tilt of the earth on its axis toward and away from the sun.

An automobile steering wheel is shown. what is the ideal mechanical advantage? if the ama is 8, what is the efficiency of the steering wheel?

A2.50 × 105 w motor is used for 26.4 s to pull a boat straight toward shore. how far does the boat move toward shore if a force of 4.20 × 104 n is applied by the motor?